wind power
風力
alternative
big
clean
clouds
cloudy
contrast
ecological
ecology
efficiency
electricity
energy
environment
environmental
farm
field
generate
generating
generation
generators
grass
high
industry
island
landscape
madeira
mountains
nature
portugal
power
propeller
resource
rotation
silhouette
spin
station
supply
technology
turbines
wind
wind generators
windfarm
windpower
windturbine